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Finding the Fourth Proportional to 8,696.93, 13,045.17 and 4,752.02

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Solution

The fourth proportional to 8,696.93, 13,045.17 and 4,752.02 is: 7,127.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696.93 : 13,045.17 = 4,752.02 : x
  2. Step 2: Convert to fraction form
    8,696.93/13,045.17 = 4,752.02/x
  3. Step 3: Cross multiply
    8,696.93x = 13,045.17 × 4,752.02
  4. Step 4: Simplify right side
    8,696.93x = 61,990,843.52
  5. Step 5: Solve for x
    x = 61,990,843.52/8,696.93
  6. Step 6: Final answer
    x = 7,127.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.